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/ #### 77.14### 高等045:计算题
#### 77.14### 高等045:计算题
February 22, 2026
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Total distance = 180 + 90 = 270 km.
Total time = 2 + 1.5 = 3.5 hours.
Average speed = 270 / 3.5 ≈ 77.14 km/h.
如果一个机器人在仓库中搬运箱子,每次携带3个箱子,需要搬运一定数量的箱子总共15次。在完成任务后,它返回起点,行驶总距离为900米。问机器人单程的速度(单位:米/秒)是多少?(假设机器人速度恒定)
每次搬运3个箱子,总共进行15次搬运,
\times 15 = 45 \text{ 个箱子(用以确认,无需直接计算)}
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